양심상 포렌식 문제 푼다 이미지 다운로드 받고 자세~~~히 보면 큐알 코드 같음어케 복구하지 일단 이미지 스테가노그래피 함https://incoherency.co.uk/image-steganography/#unhide Image SteganographyEach channel (red, green, blue) of each pixel in an image is represented by an 8-bit value. To hide the secret image inside the cover image, we replace the n least significant bits of the cover pixel value with the same number of most significant bits from..